<?php

    session_start();
    $smt = 'all';
    $whereSmt = '';
    $whereSmtPenguji = '';
    if (isset($_GET['smt'])) {
        if ($_GET['smt'] != 'all') {
            $smt = $_GET['smt'];
            $whereSmt = " AND semester = '$smt' ";
            $whereSmtPenguji = " AND semesterPenunjukanPenguji = '$smt' ";
        }
    }
    $idprodi = $_SESSION['login-dosen']['prodi'];
    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * Easy set variables
     */

    /* Array of database columns which should be read and sent back to DataTables. Use a space where
     * you want to insert a non-database field (for example a counter or static image)
     */
    $aColumns = ['td.nmLengkap'];

    /* Indexed column (used for fast and accurate table cardinality) */
    $sIndexColumn = 'trh.id';

    /* DB table to use */
    //rev1$sTable = 'tbrekaphasil trh,tbdosen td ';
    $sTable = 'tbdosen td ';
    
    /* Database connection information */
    include '../../../inc/helper.php';
    include '../../../inc/konfigurasi.php';
    include '../../../inc/db.pdo.class.php';

    $db = new dB($dbsetting);

    /*
     * Paging
     */
    $sLimit = '';
    if (isset($_GET['iDisplayStart']) && $_GET['iDisplayLength'] != '-1') {
        $sLimit = 'LIMIT '.intval($_GET['iDisplayStart']).', '.
            intval($_GET['iDisplayLength']);
    }

    /*
     * Ordering
     */
    $sOrder = 'ORDER BY td.nmLengkap, td.nip';

    /*
     * Filtering
     */
    $sWhere = '';
    if (isset($_GET['sSearch']) && $_GET['sSearch'] != '') {
        $sWhere = 'WHERE (';
        for ($i = 0; $i < count($aColumns); ++$i) {
            if (isset($_GET['bSearchable_'.$i]) && $_GET['bSearchable_'.$i] == 'true') {
                $sWhere .= ''.$aColumns[$i]." LIKE '%".$_GET['sSearch']."%' OR ";
            }
        }
        $sWhere = substr_replace($sWhere, '', -3);
        $sWhere .= ')';
    }

    /* Individual column filtering */
    for ($i = 0; $i < count($aColumns); ++$i) {
        if (isset($_GET['bSearchable_'.$i]) && $_GET['bSearchable_'.$i] == 'true' && $_GET['sSearch_'.$i] != '') {
            if ($sWhere == '') {
                $sWhere = 'WHERE ';
            } else {
                $sWhere .= ' AND ';
            }
            $sWhere .= ''.$aColumns[$i]." LIKE '%".$_GET['sSearch_'.$i]."%' ";
        }
    }

    $where2 = '';
    /**rev1
    if ($sWhere != '') {
        $where2 = " AND td.status='A' AND trh.idProdi='$idprodi' ";
    } else {
        $where2 = " WHERE td.status='A' AND trh.idProdi='$idprodi' ";
    }
    */
    if ($sWhere != '') {
        $where2 = " AND td.status='A'";
    } else {
        $where2 = " WHERE td.status='A'";
    }
    /*
     * SQL queries
     * Get data to display
     */
     /**rev1
    $sQuery0 = "
		SELECT td.nip,td.nmLengkap, 
			COUNT(if(trh.pemb1=td.nip,1,null)) as pemb1,
			COUNT(if(trh.pemb2=td.nip,1,null)) as pemb2,
			COUNT(if(trh.peng1=td.nip,1,null)) as peng1,
			COUNT(if(trh.peng2=td.nip,1,null)) as peng2
		FROM $sTable
		$sWhere
		$where2
		$whereSmt 
		AND td.status = 'A'
		GROUP BY td.nip
		$sOrder 
		";
		*/

    $sQuery0 = "
		SELECT td.nip,td.nmLengkap, 
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.pemb1 = td.nip $whereSmt ) as pemb1,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.pemb2 = td.nip $whereSmt ) as pemb2,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.peng1 = td.nip $whereSmt ) as peng1,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.peng2 = td.nip $whereSmt ) as peng2
		FROM $sTable
		$sWhere
		$where2
		AND td.status = 'A'
		$sOrder";

		
    
    $db->runQuery($sQuery0);
    $iFilteredTotal = $db->dbRows();

    $result = $db->runQuery($sQuery0.$sLimit);

    /* Total data set length */
    $sQuery2 = "
		SELECT COUNT(DISTINCT(td.nip)) as total FROM tbrekaphasil trh,tbdosen td $sWhere $where2 $whereSmt AND td.status = 'A'
	";
    //echo $sQuery2;
    $db->runQuery($sQuery2);
    $aResultTotal = $db->dbFetch();
    $iTotal = $aResultTotal['total'];

    /*$rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
    $aResultTotal = mysql_fetch_array($rResultTotal);
    $iTotal = $aResultTotal[0];*/

    /*
     * Output
     */

    $output = [
        'sEcho' => intval($_GET['sEcho']),
        'iTotalRecords' => $iTotal,
        'iTotalDisplayRecords' => $iFilteredTotal,
        'aaData' => [],
    ];

/**rev1
    $sQuery0 = "
		SELECT td.nip,td.nmLengkap, 
			COUNT(if(trh.pemb1=td.nip,1,null)) as pemb1,
			COUNT(if(trh.pemb2=td.nip,1,null)) as pemb2,
			COUNT(if(trh.peng1=td.nip,1,null)) as peng1,
			COUNT(if(trh.peng2=td.nip,1,null)) as peng2
		FROM $sTable
		$sWhere
		$where2
		$whereSmtPenguji 
		AND td.status = 'A'
		GROUP BY td.nip
		$sOrder 
		";
		*/
		
		  $sQuery0 = "
		SELECT td.nip,td.nmLengkap, 
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.pemb1 = td.nip $whereSmtPenguji ) as pemb1,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.pemb2 = td.nip $whereSmtPenguji ) as pemb2,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.peng1 = td.nip $whereSmtPenguji ) as peng1,
			(SELECT COUNT(id) FROM tbrekaphasil WHERE tbrekaphasil.peng2 = td.nip $whereSmtPenguji ) as peng2
		FROM $sTable
		$sWhere
		$where2
		AND td.status = 'A'
		$sOrder 
		";
    $db->runQuery($sQuery0);
    $resultPenguji = $db->runQuery($sQuery0.$sLimit);
    
    $listPenguji = [];
    while ($aRow = $db->dbFetch($resultPenguji)) {
        $nipDosen = $aRow['nip'];
        $listPenguji[$nipDosen] = [
                'peng1' => $aRow['peng1'],
                'peng2' => $aRow['peng2'],
            ];
    }
    
    while ($aRow = $db->dbFetch($result)) {
        //print_r($aRow);
        $row = [];

        $pemb1 = $aRow['pemb1'];
        $pemb2 = $aRow['pemb2'];
        
        $bgPemb1 = "";
        $bgPemb2 = "";
        
        if($pemb1 == null || $pemb1 == 0){
            $bgPemb1 = "font-weight:bold;color:red";    
        }

        if($pemb2 == null || $pemb2 == 0){
            $bgPemb2 = "font-weight:bold;color:red";    
        }

        // $jumlahPemb = intval($pemb1) + intval($pemb2);
        // if($jumlahPemb == 0){
        //     $bgPemb1 = "font-weight:bold;color:red";
        //     $bgPemb2 = "font-weight:bold;color:red";    
        // }

        $banyakPenguji1 = 0;
        $banyakPenguji2 = 0;
        if(isset($listPenguji[$aRow['nip']])){
            $banyakPenguji1 = $listPenguji[$aRow['nip']]['peng1'];
            $banyakPenguji2 = $listPenguji[$aRow['nip']]['peng2'];
        }
        
        $row[0] = $aRow['nmLengkap'];
        $row[1] = $aRow['nip'];
        $row[2] = '<a href="#stat-keldosen" style="'.$bgPemb1.'" onClick="mhsPemb1(\''.$aRow['nip'].'\', \''.$smt.'\')">'.$aRow['pemb1'].'</a>';
        $row[3] = '<a href="#stat-keldosen" style="'.$bgPemb2.'" onClick="mhsPemb2(\''.$aRow['nip'].'\', \''.$smt.'\')">'.$aRow['pemb2'].'</a>';
        $row[4] = '<a href="#stat-keldosen" onClick="mhsPeng1(\''.$aRow['nip'].'\', \''.$smt.'\')">'.$banyakPenguji1.'</a>';
        $row[5] = '<a href="#stat-keldosen" onClick="mhsPeng2(\''.$aRow['nip'].'\', \''.$smt.'\')">'.$banyakPenguji2.'</a>';

        $output['aaData'][] = $row;
        // print_r($row);
    }
    

    echo json_encode($output);